HealthCareAtlasUSA

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Doctors / CA

STEFAN SIEN, DO

PULMONARY DISEASE

Graduated: 2005

Also: CRITICAL CARE (INTENSIVISTS), INTERNAL MEDICINE

Offers telehealth

NPI: 1932319464

Practice Locations (1)

INSPIRE PULMONARY AND SLEEP MEDICINE SPECIALIST

28078 BAXTER RD, SUITE 324

MURRIETA, CA 925631404

9515665646

Source: CMS National Downloadable File, September 2026.

STEFAN SIEN, DO | HealthCareAtlasUSA